Title:
HYDRAULIC DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/087565
Kind Code:
A1
Abstract:
This hydraulic device is provided with: a hydraulic pump (P1); a motor (M1) for driving the hydraulic pump (P1); a hydraulic cylinder (100) configured so that hydraulic oil is supplied to the inlet port thereof from the hydraulic pump (P1) driven by the motor (M1); a position sensor (60) for detecting the position of the rod (101) of the hydraulic cylinder (100); a controller (50) for controlling the motor (M1) on the basis of an output from the position sensor (60) to control the flow rate of hydraulic oil supplied from the hydraulic pump (P1) to the inlet port of the hydraulic cylinder (100); and a pressure control circuit (30) which, on the basis of an output from the position sensor (60), controls pressure present at the outlet port of the hydraulic cylinder (100).
Inventors:
KANBAYASHI ATSUHIRO (JP)
Application Number:
PCT/JP2018/032992
Publication Date:
May 09, 2019
Filing Date:
September 06, 2018
Export Citation:
Assignee:
DAIKIN IND LTD (JP)
International Classes:
F15B11/044; F15B11/10
Foreign References:
| JPH10166199A | 1998-06-23 | |||
| JP2011011521A | 2011-01-20 |
Other References:
See also references of EP 3690258A4
Attorney, Agent or Firm:
YAMAO, Norihito et al. (JP)
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